===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/ssh.1,v
retrieving revision 1.412
retrieving revision 1.413
diff -u -r1.412 -r1.413
--- src/usr.bin/ssh/ssh.1	2020/04/17 03:34:42	1.412
+++ src/usr.bin/ssh/ssh.1	2020/07/14 23:57:01	1.413
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: ssh.1,v 1.412 2020/04/17 03:34:42 djm Exp $
-.Dd $Mdocdate: April 17 2020 $
+.\" $OpenBSD: ssh.1,v 1.413 2020/07/14 23:57:01 djm Exp $
+.Dd $Mdocdate: July 14 2020 $
 .Dt SSH 1
 .Os
 .Sh NAME
@@ -1409,6 +1409,25 @@
 may be necessary to redirect the input from
 .Pa /dev/null
 to make this work.)
+.It Ev SSH_ASKPASS_REQUIRE
+allows further control over the use of an askpass program.
+If this variable is set to
+.Dq never
+then
+.Nm
+will never attempt to use one.
+If it is set to
+.Dq prefer ,
+then
+.Nm
+will prefer to use the askpass program instead of the TTY when requesting
+passwords.
+Finally, if the variable is set to
+.Dq force ,
+then the askpass program will be used for all passphrase input regardless
+of whether
+.Ev DISPLAY
+is set.
 .It Ev SSH_AUTH_SOCK
 Identifies the path of a
 .Ux Ns -domain